2,3-Diamino-5-iodo-4-(trifluoromethoxy)pyridine
4,5-Diamino-2-hydroxy-3-(trifluoromethoxy)pyridine
3-Chloro-2,4-dihydroxy-5-(trifluoromethoxy)pyridine
2,6-Dihydroxy-4-methyl-3-(trifluoromethoxy)pyridine
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